u8 host_bus[4];
u8 iface_type[8];
u64 iface_path;
- u64 device_path;
- u8 reserved3;
- u8 checksum;
+ union {
+ struct {
+ u64 device_path;
+ u8 reserved3;
+ u8 checksum;
+ } phoenix;
+ struct {
+ u64 device_path[2];
+ u8 reserved3;
+ u8 checksum;
+ } t13;
+ };
} PACKED;
#define GET_INT13DPT(regs,var) \
};
struct drive_s {
- u8 type; // Detected type of drive (ata/atapi/none)
- u8 removable; // Removable device flag
- u16 blksize; // block size
- u32 cntl_id;
- u32 cntl_info;
- u8 floppy_type; // Type of floppy (only for floppy drives).
-
- char model[41];
-
- u8 translation; // type of translation
- struct chs_s lchs; // Logical CHS
- struct chs_s pchs; // Physical CHS
-
- u64 sectors; // Total sectors count
+ u8 type; // Driver type (DTYPE_*)
+ u8 floppy_type; // Type of floppy (only for floppy drives).
+ struct chs_s lchs; // Logical CHS
+ u64 sectors; // Total sectors count
+ u32 cntl_id; // Unique id for a given driver type.
+ u8 removable; // Is media removable (currently unused)
+
+ // Info for EDD calls
+ u8 translation; // type of translation
+ u16 blksize; // block size
+ struct chs_s pchs; // Physical CHS
};
#define DISK_SECTOR_SIZE 512
#define CDROM_SECTOR_SIZE 2048
-#define DTYPE_NONE 0x00
-#define DTYPE_FLOPPY 0x01
-#define DTYPE_ATA 0x02
-#define DTYPE_ATAPI 0x03
-#define DTYPE_RAMDISK 0x04
-#define DTYPE_CDEMU 0x05
+#define DTYPE_NONE 0x00
+#define DTYPE_FLOPPY 0x01
+#define DTYPE_ATA 0x02
+#define DTYPE_ATAPI 0x03
+#define DTYPE_RAMDISK 0x04
+#define DTYPE_CDEMU 0x05
+#define DTYPE_USB 0x06
+#define DTYPE_VIRTIO_BLK 0x07
+#define DTYPE_AHCI 0x08
+
+#define MAXDESCSIZE 80
#define TRANSLATION_NONE 0
#define TRANSLATION_LBA 1
#define TRANSLATION_LARGE 2
#define TRANSLATION_RECHS 3
-struct drives_s {
- // info on each internally handled drive
- struct drive_s drives[CONFIG_MAX_DRIVES];
- u8 drivecount;
- //
- // map between bios floppy/hd/cd id and driveid index into drives[]
- u8 floppycount;
- u8 cdcount;
- u8 idmap[3][CONFIG_MAX_EXTDRIVE];
-};
-
#define EXTTYPE_FLOPPY 0
#define EXTTYPE_HD 1
#define EXTTYPE_CD 2
****************************************************************/
// block.c
-extern struct drives_s Drives;
+extern u8 FloppyCount, CDCount;
+extern u8 *bounce_buf_fl;
struct drive_s *getDrive(u8 exttype, u8 extdriveoffset);
-struct drive_s *allocDrive();
-void setup_translation(struct drive_s *drive_g);
+int getDriveId(u8 exttype, struct drive_s *drive_g);
void map_floppy_drive(struct drive_s *drive_g);
void map_hd_drive(struct drive_s *drive_g);
void map_cd_drive(struct drive_s *drive_g);
-void describe_drive(struct drive_s *drive_g);
int process_op(struct disk_op_s *op);
int send_disk_op(struct disk_op_s *op);
-void drive_setup();
+int bounce_buf_init(void);
// floppy.c
extern struct floppy_ext_dbt_s diskette_param_table2;
-void floppy_setup();
-struct drive_s *addFloppy(int floppyid, int ftype, int driver);
-void describe_floppy(struct drive_s *drive_g);
+void floppy_setup(void);
+struct drive_s *init_floppy(int floppyid, int ftype);
int find_floppy_type(u32 size);
int process_floppy_op(struct disk_op_s *op);
-void floppy_tick();
+void floppy_tick(void);
// cdrom.c
-extern struct drive_s *cdemu_drive;
+extern struct drive_s *cdemu_drive_gf;
int process_cdemu_op(struct disk_op_s *op);
-void cdemu_setup();
+void cdemu_setup(void);
void cdemu_134b(struct bregs *regs);
-int cdrom_boot(int cdid);
+int cdrom_boot(struct drive_s *drive_g);
// ramdisk.c
-void describe_ramdisk(struct drive_s *drive_g);
-void ramdisk_setup();
+void ramdisk_setup(void);
int process_ramdisk_op(struct disk_op_s *op);
#endif // disk.h